public class test {
    public static void main(String[] args) {

    }













    public static String myToString(int[] array) {
        String ret = "[";
        for(int i = 0;i < array.length;i++){
            ret += array[i];
            if(i != array.length - 1){
                ret += ',';
            }
        }
        ret += ']';
        return ret;
    }
    public static void main1(String[] args) {
        int[] array = {1,2,3,4,5};
        System.out.println(myToString(array));
    }
}
